2-methylbenzoxazole is a member of the class of 1,3-benzoxazoles that is 1,3-benzoxazole substituted by a methyl group at position 2.
Definition
2-methylbenzoxazole is a member of the class of 1,3-benzoxazoles that is 1,3-benzoxazole substituted by a methyl group at position 2. It has a role as a flavouring agent and a fluorochrome. It derives from a hydride of a 1,3-benzoxazole.
Source: PubChem
US FDA substance register · UNII Z0P021V3TI · registered name 2-METHYL-4,5-BENZO-OXAZOLE · single chemical substance
Cosmetic roles
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 95-21-6
- EC No.EU chemical inventory number
- 202-399-9
- DTXSIDUS EPA chemical ID
- DTXSID50870432
- DTXCIDUS EPA compound ID
- DTXCID90818156
- IUPAC
- 2-Methyl-1,3-benzoxazole
- Molecular formula
- C8H7NO
- Molecular weight
- 133.15 g/mol
Measured properties
- Appearance
- Dark yellow liquid, [Sigma-Aldrich MSDS] · Liquid
- Boiling point
- 199 °C
- Melting point
- 9.5 °C
- Solubility
- Insoluble in water · Soluble (in ethanol)
- Density
- 1.109-1.115
Values measured on the substance itself, not a specification for a commercial raw material.
Source: PubChem
What products actually use it for
What the 5 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Fragrance3
- Flavouring and nutrient2
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
2 skin studies and 1 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 3 studies
- Category 6.3A (Category 2)
Skin Irritation · Read Across - SkinSens1
Skin Sensitization · QSAR Predicted - Category 6.4A (Category 2A)
Eye Irritation · Read Across
Source: US EPA CompTox dashboard